	OccSliceLIb
	
	A library for using OCC to slice solids for 3d printing.
	Author: Dave Cowden, dave.cowden@gmail.com
	
	Features:
			Slice STEP and STL files by creating layers of faces
			Tolerate and fix bad STL files
			Provide viewer for slices and the target object
			Export an SVG slice file
	Installation:
	
			0)Get the latest version with everything at:
					GET:  	http://home.bluedirt.org/OccSlicer/OccSlicer_0.3.zip
				or continue to use this abridged version.
	
			1)Install Python, version 2.5 or 2.6,			 
					GET:   	http://www.python.org/download/
					TEST:  	at a command prompt/console, type "python"-- you should get something like this:
										
								Python 2.5.2 (r252:60911, Feb 21 2008, 13:11:45) [MSC v.1310 32 bit (Intel)] on win32
								Type "help", "copyright", "credits" or "license" for more information
								>>>
			
			2)Install OpenCascade+pythonOCC. Follow instructions here:
			This script requires release wo-0.2 or more recent

					GET:		http://www.pythonocc.org/wiki/index.php/InstallWindows
					TEST:		at a python command prompt, type from OCC import *,
							   you should get no error, like this:
							   
								Python 2.5.2 (r252:60911, Feb 21 2008, 13:11:45) [MSC v.1310 32 bit (Intel)] o
								win32
								Type "help", "copyright", "credits" or "license" for more information.
								>>> from OCC import *
								>>>					
									
			3)Install the Cheetah Template library for python, version 2.2 from here: 
					GET:		http://sourceforge.net/project/showfiles.php?group_id=28961
					TEST:		at a python prompt try to import Cheetah, like this:
					
								Python 2.5.2 (r252:60911, Feb 21 2008, 13:11:45) [MSC v.1310 32 bit (Intel)] o
								win32
								Type "help", "copyright", "credits" or "license" for more information.
								>>> from Cheetah import *
								>>>		

			4)Copy OccSliceLib(this script) into a directory of your choice.
					TEST:		Run the script without any arguments to confirm installation is ok, and to print help:
			
								>python OccSliceLib.py
								>
								>OccSliceLib usage:
								   .....
